Leap 15.2 install help

I’m currently using OpenSuse 42.3 with KDE Plasma 5.8.7.
I want to install OpenSuse 15.2 (including a new /home) but retaining the old OS version.

I’m guessing that I will need to use the “Expert Partitioner” to reduce the size of /dev/sda3 (home).
If that’s correct, what minimum size should I set it to?

Here’s the output from `fdisk -l /dev/sda’

Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors

Units: sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 4096 bytes

I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Disklabel type: dos

Disk identifier: 0x000aae33

Device Boot Start End Sectors Size Id Type
/dev/sda1 2048 4208639 4206592 2G 82 Linux swap / Solaris
/dev/sda2 * 4208640 88100863 83892224 40G 83 Linux
/dev/sda3 88100864 1953523711 1865422848 889.5G 83 Linux

Leap 15.2 is not out yet, won’t be for a long time, as Leap 15.1 is not out yet, either. :wink:

I’m guessing that I will need to use the “Expert Partitioner” to reduce the size of /dev/sda3 (home).
If that’s correct, what minimum size should I set it to?

Before doing that, you had better make sure you back up any data you want to keep. This is a risky disk operation.

I have not done that with the openSUSE partitioner, though, so I do not know how that will turn out. I use a live version of GParted for shrinking operations or other advanced disk operations.

Here’s the output from `fdisk -l /dev/sda’

Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors

Units: sectors of 1 * 512 = 512 bytes

Sector size (logical/physical): 512 bytes / 4096 bytes

I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Disklabel type: dos

Disk identifier: 0x000aae33

Device Boot Start End Sectors Size Id Type
/dev/sda1 2048 4208639 4206592 2G 82 Linux swap / Solaris
/dev/sda2 * 4208640 88100863 83892224 40G 83 Linux
/dev/sda3 88100864 1953523711 1865422848 889.5G 83 Linux

When pasting such output, we request that you include the command as issued in the copied output as well as the prompt after such output, and so others can properly read and understand it, please paste that output between Code Tags.

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That is a bit of a strange question. In /home goes all the data your user(s) have. The minimum is of course only the configuration files of the applications the user(s) use, When they use a desktop environment, it will be a bit more then when they only use the CLI from the console. But in both cases that size is pretty minimal. It is the others things, documents, music files, movies, … that normally take the space. And only those user(s) know what they want to use. And you have to ask them, not us.

Oops. now I see that I had downloaded 15.0 but another Dvd on my desk is labelled 15.2!

Before doing that, you had better make sure you back up any data you want to keep. This is a risky disk operation.

I will certainly be doing that, know how important that step is.

I have not done that with the openSUSE partitioner, though, so I do not know how that will turn out. I use a live version of GParted for shrinking operations or other advanced disk operations.

Have used Gparted previously so will consider using it if necessary.

When pasting such output, we request that you include the command as issued in the copied output as well as the prompt after such output, and so others can properly read and understand it, please paste that output between Code Tags.

To do that, click on the # icon above the message window you are writing in (it is in the middle row of formatting icons, 3rd from the right). Your cursor will be blinking between two code tags. Paste there.

Will do so in the future, thanks for your help.

Could you please suggest a command that may tell me how much of the /home partition is actually being used?

When it is on a separate partition

df -h /home

Thank you!